SANDSTONE

Stone-splitters of Ashfork

Author

R. Henderson

Article Date

September 1949

Journal Title

Des

Nature's A B C's on the Yuma Mesa

Author

J. C. Coyle

Article Date

September 1942

Article Abstract

Man collects sandstone concretions in the shapes of letters

Journal Title

Des

Arizona flagstone

Author

J. C. Robertson

Article Date

May 1954

Journal Title

Ariz Hwys